Erwin Weather Forecast
- 57
- 82
Mostly Sunny
- 58
- 82
Mostly Sunny
- 60
- 83
Partly Sunny
- 59
- 82
Partly Sunny
- 60
- 82
Slight Chance Thunderstorms
- 61
- 84
Slight Chance Thunderstorms
Today 13 Sep Unicoi
Sunny. Highs in the upper 60s to lower 80s. Light Winds.
Tonight 13 Sep Unicoi
Mostly clear in the Evening, then becoming partly cloudy. Lows in the 50s. Light Winds.
Erwin Temperature Statistics
September Temperature
Elizabethton Municipal Airport (20.5 miles)
Lowest 8 September, 2025
44.6 °FAverage September
64.4 °FHighest 5 September, 2025
82.4 °F
Climate (2020–Present)
Elizabethton Municipal Airport (20.5 miles)
Average Low 2020–2025
47.3 °FAverage 2020–2025
57.4 °FAverage High 2020–2025
68.8 °F